Special order item. Call for availability. 

Plantronics SMH 1783 dual ear headset allows the user to listen to two separate audio source at the same time. Each speaker connected to its own separate audio device and sound source. One side from the telephone, the other side from an 3.5mm device, such as a computer sound card. It's designed for 2 purpose - (1) for a visually impaired person OR (2) for an office worker who needs to do dictation and be on a phone call at the same time. listen to dictation in right ear and listen to telephone calls in left ear. This headset system allows users who are visually impaired to use a telephone and at the same time access information using a computer via text-to-speech conversion hardware. SMH1783 also allow you to listen to the phone call in left ear, while the keystrokes are announced in right ear. This headset package includes a custom built Plantronics HW261 SupraPlus headset and M22 amplifier.

Key Features:

• Includes (1) 3.5mm Soundcard QD cable to monitor (If you want to use USB on your PC you will also need purchase a Plantronics DA80 USB Audio Processor )
• Compatible with visual aid software such as JAWS screen reader
• Includes the Plantronics M22 amplifier is compatible just about any office phone
• Volume and mute control
• Customer built headset (call for availability - typically 6-8 week lead time)
• 2 year warranty

Old Poly part # 91783-11

New HP part # 8K7F6AA#AC3

For more information also see Plantronics SMH1783 datasheet

*Important Note: Due to the manufactures policy, this is a special order headset. It's not returnable, non-refundable. If it's defective, Plantronics will replace it under warranty